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[2620:137:e000::1:20]) by mx.google.com with ESMTP id y21-20020a631815000000b0041183daa0ffsi17415782pgl.761.2022.11.09.12.56.20; Wed, 09 Nov 2022 12:56:34 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20210112 header.b=cauI3nQm; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232089AbiKIUzN (ORCPT + 99 others); Wed, 9 Nov 2022 15:55:13 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49286 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231879AbiKIUyL (ORCPT ); Wed, 9 Nov 2022 15:54:11 -0500 Received: from mail-pl1-x634.google.com (mail-pl1-x634.google.com [IPv6:2607:f8b0:4864:20::634]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D775821E19; Wed, 9 Nov 2022 12:54:10 -0800 (PST) Received: by mail-pl1-x634.google.com with SMTP id l2so18196781pld.13; Wed, 09 Nov 2022 12:54:10 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=wN6eB0wxJRf6zzRxY6T7pa65W2+E1oedx78oWdQ5Oug=; b=cauI3nQmhA4WSX/OaYCTewup7EB+F5FVDFiGvtURXi1E84Ze0iEtTgzD8Rbx2nblxT 2By8+l78vIEz0KaH7vJAwyjM9pmU9ZGJOmOI383sd6iM2L74tJ9tJel90eh7b9aeUuqk jBDlH33hr7pj1RVARknPKi6p4zY/yv+KPeKP1y/JrhdC8Sb7j7O/xk2hEXpiVy8zqzl9 ieSVotSG6yWbedtJP99u8AfkIbg5oPex7F5QEp1bzPUKYz9GHLoiytc78f7cl++wnzfY YlkOGWJ+4m3OU/f+KTPyRBiR+D8bvjmcZXc2iP0tM7201E70469rEtO8RHtJ6GDsA/Yd olhw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=wN6eB0wxJRf6zzRxY6T7pa65W2+E1oedx78oWdQ5Oug=; b=G6Bcdwpcmdvz0PjZfG0SeqbuTmjo2aUGN3IC1WRNYxtcboIKN0iukH+oVOnSo2uWiP /oPrngJij+C+JMjARV65yHuG/LXOu6R0ZhbS5lVcm1jg7gqOJNr/pxLLlbXHlcyq9Irk XaagS6VVPoymTUgm00wou6ZukGoTSSbdNkupdxftwNhhwqLwP9oXdi1GCOMPe8rxJjfE K9r7DX/Sj/m2bdcpDsC8HllKsZrLH6Wu8Q1mdihVdTBHpwIjj2Xq5Ug0JulMSyVHVY8X gvPXbEPjUGarUinfSuJjLkBAeG65ZBdXAJRj3JarlzxIoNGHkkKzGjhpqPwPyiC57662 UCHQ== X-Gm-Message-State: ACrzQf3oBpsCWKUxX0CL81cIYOTJ6qdm1fJCs+2Y8ek89LAMWRj9TJVN SLZx58PfYuMcFQpsPweOQBg= X-Received: by 2002:a17:902:cac3:b0:186:6ce4:f94a with SMTP id y3-20020a170902cac300b001866ce4f94amr61537422pld.145.1668027250367; Wed, 09 Nov 2022 12:54:10 -0800 (PST) Received: from ubuntu-Virtual-Machine.corp.microsoft.com ([2001:4898:80e8:a:c616:2003:6c97:8057]) by smtp.gmail.com with ESMTPSA id c2-20020a17090a108200b002137d3da760sm1633984pja.39.2022.11.09.12.54.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 09 Nov 2022 12:54:09 -0800 (PST) From: Tianyu Lan To: luto@kernel.org, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com, x86@kernel.org, hpa@zytor.com, seanjc@google.com, pbonzini@redhat.com, jgross@suse.com, tiala@microsoft.com, kirill@shutemov.name, jiangshan.ljs@antgroup.com, peterz@infradead.org, ashish.kalra@amd.com, srutherford@google.com, akpm@linux-foundation.org, anshuman.khandual@arm.com, pawan.kumar.gupta@linux.intel.com, adrian.hunter@intel.com, daniel.sneddon@linux.intel.com, alexander.shishkin@linux.intel.com, sandipan.das@amd.com, ray.huang@amd.com, brijesh.singh@amd.com, michael.roth@amd.com, thomas.lendacky@amd.com, venu.busireddy@oracle.com, sterritt@google.com, tony.luck@intel.com, samitolvanen@google.com, fenghua.yu@intel.com Cc: linux-kernel@vger.kernel.org, kvm@vger.kernel.org, linux-hyperv@vger.kernel.org, linux-arch@vger.kernel.org Subject: [RFC PATCH 10/17] x86/hyperv: set target vtl in the vmbus init message Date: Wed, 9 Nov 2022 15:53:45 -0500 Message-Id: <20221109205353.984745-11-ltykernel@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221109205353.984745-1-ltykernel@gmail.com> References: <20221109205353.984745-1-ltykernel@gmail.com> MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1749053492971161245?= X-GMAIL-MSGID: =?utf-8?q?1749053492971161245?= From: Tianyu Lan Set target vtl (Virtual Trust Level) in the vmbus init message. Signed-off-by: Tianyu Lan --- drivers/hv/connection.c | 1 + include/linux/hyperv.h | 4 ++-- 2 files changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/hv/connection.c b/drivers/hv/connection.c index 43141225ea15..09a1253b539a 100644 --- a/drivers/hv/connection.c +++ b/drivers/hv/connection.c @@ -98,6 +98,7 @@ int vmbus_negotiate_version(struct vmbus_channel_msginfo *msginfo, u32 version) */ if (version >= VERSION_WIN10_V5) { msg->msg_sint = VMBUS_MESSAGE_SINT; + msg->msg_vtl = ms_hyperv.vtl; vmbus_connection.msg_conn_id = VMBUS_MESSAGE_CONNECTION_ID_4; } else { msg->interrupt_page = virt_to_phys(vmbus_connection.int_page); diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h index 3b42264333ef..2be0b5efd1ea 100644 --- a/include/linux/hyperv.h +++ b/include/linux/hyperv.h @@ -665,8 +665,8 @@ struct vmbus_channel_initiate_contact { u64 interrupt_page; struct { u8 msg_sint; - u8 padding1[3]; - u32 padding2; + u8 msg_vtl; + u8 reserved[6]; }; }; u64 monitor_page1;